Coronavirus (COVID-19): The Forum in Hemel Hempstead and civic offices in Tring and Berkhamsted are now closed to the public. Our online services remain available and we urge customers to use this facility. If your enquiry cannot be answered via our website, please email customer.services@dacorum.gov.uk or call 01442 228000. Please only contact us for essential/urgent enquiries. For council service updates and other advice, please see our COVID-19 page. ×

Reporting smoky vehicles

Road traffic emissions are the main source of poor air quality in Dacorum. You can help reduce emissions by reporting vehicles that are extremely smoky to the Driver and Vehicle Standards Agency (DVSA).

Fill in this online form to report excessively smoky lorries and buses to the DVSA.